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HOMESERVICE MANUALSSUZUKI2004AERIO LX, AWD, AUTOMATICREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLANTI-LOCK BRAKE SYSTEMSGENERAL DESCRIPTIONSELF-DIAGNOSIS FUNCTION
2004 Suzuki Aerio LX, AWD, Automatic

Self-Diagnosis Function

2004 Suzuki Aerio LX, AWD, AutomaticSECTION Self-Diagnosis Function

ABS control module diagnoses conditions of the system component parts (whether or not there is any abnormality) all the time and indicates the results (warning of abnormality occurrence and DTC) through the ABS warning lamp as described.

Fig 1: Locating ABS Warning Light
G00763944Courtesy of SUZUKI OF AMERICA CORP.
  • When ignition switch is turned ON, ABS warning lamp lights for 2 seconds to check its circuit.
  • When no abnormality has been detected (the system is in good condition), ABS warning lamp turns OFF after 2 seconds.
  • When an abnormality in the system is detected, ABS warning lamp lights and the area where that abnormality lies is stored in the memory of EEPROM in ABS control module.
  • When connecting SUZUKI scan tool to DLC or short-circuit between diag. switch terminals of monitor connector, the abnormal area is output as DTC. It is indicated by flashing of ABS warning lamp or indicated DTC No. on SUZUKI scan tool. Refer to the following chart.
    Fig 2: Short-Circuit Between Diag. Switch Terminals
    G00763945Courtesy of SUZUKI OF AMERICA CORP.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.